The authentication mode of SVN3000 is anonymous certificate authentication, authorization mode is VPNDB, after user authenticated, there is no hint information, direct return to the land authentication interface again.
Debug SSL error, without any output, namely the authentication process of certificate should be normal.
Debug VPNDB error, it prompts the user A does not exist.
Add the corresponding user A, set the password to arbitrary value, the authentication succeed.
It occurred abnormal in the process of authentication or authorized.
Must input password when creating users in VPNDB, the password under certificate anonymous authentication has no practical use, authorization only according to user name, so can optional configure when add users.